Attack on Titan - Booster Box - UE10BT: Attack on Titan (UE10BT)Enjoy recreating moments from the Attack on Titan! Eren Yeager and and Levi, as well as popular characters from the TV anime series Attack on Titan" are lined up on the cards! Level up the fun of UNION ARENA! Each Booster Pack contains 12 cards. There are 4 rarity levels: Common (C), Uncommon (U), Rare (R), and Super Rare (SR), with AP cards included at a low pull rate. The lineup features a total of 100 card types plus 6 types of AP cards.